Finding the Fourth Proportional to 16,424.31, 22,667.36 and 9,349.59

Step by Step Solution

1. Step 1: Write the proportion equation
   16,424.31 : 22,667.36 = 9,349.59 : x
2. Step 2: Convert to fraction form
   16,424.31/22,667.36 = 9,349.59/x
3. Step 3: Cross multiply
   16,424.31x = 22,667.36 × 9,349.59
4. Step 4: Simplify right side
   16,424.31x = 211,930,522.38
5. Step 5: Solve for x
   x = 211,930,522.38/16,424.31
6. Step 6: Final answer
   x = 12,903.47